Base | Representation |
---|---|
bin | 1011000101010100010… |
… | …0010000110101001111 |
3 | 200012110200222212121221 |
4 | 2301111010100311033 |
5 | 11104422332220103 |
6 | 223245435504211 |
7 | 16520301050026 |
oct | 2612504206517 |
9 | 605420885557 |
10 | 190405741903 |
11 | 73829094083 |
12 | 30a9a5b8067 |
13 | 14c55703990 |
14 | 9303bb98bd |
15 | 4e460111bd |
hex | 2c55110d4f |
190405741903 has 16 divisors (see below), whose sum is σ = 228541309920. Its totient is φ = 156714034176.
The previous prime is 190405741871. The next prime is 190405741907. The reversal of 190405741903 is 309147504091.
It is a cyclic number.
It is not a de Polignac number, because 190405741903 - 25 = 190405741871 is a prime.
It is a super-2 number, since 2×1904057419032 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 190405741903.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (190405741907) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22668550 + ... + 22676947.
It is an arithmetic number, because the mean of its divisors is an integer number (14283831870).
Almost surely, 2190405741903 is an apocalyptic number.
190405741903 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
190405741903 is a deficient number, since it is larger than the sum of its proper divisors (38135568017).
190405741903 is a wasteful number, since it uses less digits than its factorization.
190405741903 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45345546.
The product of its (nonzero) digits is 136080, while the sum is 43.
The spelling of 190405741903 in words is "one hundred ninety billion, four hundred five million, seven hundred forty-one thousand, nine hundred three".
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